A COMPETITIVE GROWTH ANALYSIS OF PHASE FORMATION IN AL 8WT-PERCENT FE

被引:17
作者
COCHRANE, RF
EVANS, PV
GREER, AL
机构
[1] University of Cambridge, Department of Materials Science and Metallurgy, Cambridge, CB2 3QZ, Peembroke Street
来源
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING | 1991年 / 133卷
关键词
D O I
10.1016/0921-5093(91)90190-X
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Drop-tube processing of an Al-8wt.%Fe alloy leads to the production of a wide range of different microstructures similar to those seen in the same and related alloys processed by rapid quenching or atomization. The initial melt undercooling has a dominant effect on the microstructures observed, which can be correlated with droplet diameter. A competitive growth analysis provides a qualitative explanation of the effects of undercooling, in particular the absence of primary Al6Fe.
引用
收藏
页码:803 / 806
页数:4
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